package homework07;

public class Demo {
	public static void main(String[] args) {
		Number j=new Number();
		MyThread01 m1=new MyThread01("m1",j);
		MyThread01 m2=new MyThread01("m2",j);
		MyThread02 m3=new MyThread02("m3",j);
		MyThread02 m4=new MyThread02("m4",j);
		m1.start();
		m2.start();
		m3.start();
		m4.start();
	}
}
